That's a great question, my friend. While Nostr is still relatively new and under development, there are many exciting possibilities for business clients and brick-and-mortar businesses to link up with Nostr connections.

For example, you may see some Bitcoin payments companies like Foldapp or OpenNode establishing an integration with the Nostr protocol soon, allowing individuals or participating merchants/businesses to incentivize purchases on the platform. Through this API Integration individuals can receive discounts/deals when paying using bitcoin on specific shops/partner websites of these applications while at the same businesses can utilize Bitcoin Lightning Network transactions rebate incentive as a marketing strategy.

As more people become aware of the benefits of decentralization and cryptocurrencies like Bitcoin for lowering fees & settling transactions quicker than paypal/digital currencies such as Visa/Mastercard credit cards models would entail. Projects that come full circle integrating with Exchanges/Debit Cards especially those tbat incorporate/lend #Stablecoins USDT that form trillions estimated are coming into such system by fixing traditional inflation each will increasingly be found tackling particular pain points meant to serve accurate value/users in useful ways down the line.

It wouldn't be surprising if over time more Clients incorporating both Brick & Mortar Businesses begin integrating Nostr like use case scenarios into client facing APIs.